ES2044107T3 - REFLECTOR USING FRESNEL TYPE STRUCTURES THAT HAVE A PLURALITY OF ACTIVE FACES. - Google Patents
REFLECTOR USING FRESNEL TYPE STRUCTURES THAT HAVE A PLURALITY OF ACTIVE FACES.Info
- Publication number
- ES2044107T3 ES2044107T3 ES89304713T ES89304713T ES2044107T3 ES 2044107 T3 ES2044107 T3 ES 2044107T3 ES 89304713 T ES89304713 T ES 89304713T ES 89304713 T ES89304713 T ES 89304713T ES 2044107 T3 ES2044107 T3 ES 2044107T3
- Authority
- ES
- Spain
- Prior art keywords
- reflector
- type structures
- active faces
- fresnel type
- structures
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/09—Optical design with a combination of different curvatures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
UN REFLECTOR TIENE UN CONJUNTO DE ESTRUCTURAS TIPO FRESNEL, EN DONDE AL MENOS ALGUNA DE DICHAS ESTRUCTURAS POSEE UN CONJUNTO DE CARAS ACTIVAS PARA REFLEJAR LA LUZ EN UN CONJUNTO DE DIRECCIONES.A REFLECTOR HAS A SET OF FRESNEL TYPE STRUCTURES, WHERE AT LEAST SOME OF THESE STRUCTURES HAVE A SET OF ACTIVE FACES TO REFLECT LIGHT IN A SET OF DIRECTIONS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/192,212 US4989125A (en) | 1988-05-10 | 1988-05-10 | Reflector using fresnel-type structures having a plurality of active faces |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2044107T3 true ES2044107T3 (en) | 1994-01-01 |
Family
ID=22708712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES89304713T Expired - Lifetime ES2044107T3 (en) | 1988-05-10 | 1989-05-10 | REFLECTOR USING FRESNEL TYPE STRUCTURES THAT HAVE A PLURALITY OF ACTIVE FACES. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4989125A (en) |
EP (1) | EP0341996B1 (en) |
JP (1) | JPH0218801A (en) |
KR (1) | KR0147828B1 (en) |
AU (1) | AU629207B2 (en) |
BR (1) | BR8902170A (en) |
CA (1) | CA1332390C (en) |
DE (1) | DE68909668T2 (en) |
ES (1) | ES2044107T3 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0405563B1 (en) * | 1989-06-29 | 1996-03-13 | Dainippon Screen Mfg. Co., Ltd. | Illumination system |
US5029060A (en) * | 1990-07-17 | 1991-07-02 | Minnesota Mining And Manufacturing Company | Uniform intensity profile catadioptric lens |
US5150966A (en) * | 1990-09-19 | 1992-09-29 | Minnesota Mining And Manufacturing Company | Uniform intensity profile catadioptric lens |
US5243506A (en) * | 1991-06-17 | 1993-09-07 | Tir Systems Ltd. | High aspect ratio light emitter having high uniformity and directionality |
US5339382A (en) * | 1993-02-23 | 1994-08-16 | Minnesota Mining And Manufacturing Company | Prism light guide luminaire with efficient directional output |
US5844730A (en) * | 1993-04-07 | 1998-12-01 | Nikon Corporation | Light-supplying optical device |
IT1267221B1 (en) * | 1994-04-20 | 1997-01-28 | Seima Italiana Spa | HEADLIGHT FOR MOTOR VEHICLES WITH LENS REFLECTOR |
DE19521254A1 (en) * | 1994-06-24 | 1996-01-04 | Minnesota Mining & Mfg | Display system with brightness boosting film |
US5865088A (en) * | 1995-07-25 | 1999-02-02 | Komatsu Ltd. | High-speed safety circuit for a hydraulic press |
US5661839A (en) | 1996-03-22 | 1997-08-26 | The University Of British Columbia | Light guide employing multilayer optical film |
JPH1086899A (en) * | 1996-09-17 | 1998-04-07 | Komii Kogei Kk | Monitoring mirror for aircraft passenger cabin |
US6031958A (en) * | 1997-05-21 | 2000-02-29 | Mcgaffigan; Thomas H. | Optical light pipes with laser light appearance |
US6024462A (en) * | 1997-06-10 | 2000-02-15 | The University Of British Columbia | High efficiency high intensity backlighting of graphic displays |
US6079844A (en) * | 1997-06-10 | 2000-06-27 | The University Of British Columbia | High efficiency high intensity backlighting of graphic displays |
US6166787A (en) * | 1998-03-17 | 2000-12-26 | Motorola, Inc. | Optical display device having prismatic film for enhanced viewing |
US6285425B1 (en) | 1998-06-29 | 2001-09-04 | Motorola, Inc. | Ridged reflector for an optical display having a curved and a planar facet for each ridge |
US6285426B1 (en) | 1998-07-06 | 2001-09-04 | Motorola, Inc. | Ridged reflector having optically transmissive properties for an optical display device |
US6345982B1 (en) * | 1999-09-01 | 2002-02-12 | Darcy M. Dunaway | Dental light controller and concentrator |
JP4067387B2 (en) * | 2002-11-08 | 2008-03-26 | アルプス電気株式会社 | Light guiding material and lighting device |
US7088405B2 (en) * | 2003-05-05 | 2006-08-08 | 3M Innovative Properties Company | Structured transflectors for enhanced ambient and backlight operation of transmissive liquid crystal displays |
DE10341805A1 (en) * | 2003-09-10 | 2005-06-23 | Giesecke & Devrient Gmbh | lighting device |
US20050237749A1 (en) * | 2004-04-22 | 2005-10-27 | 3M Innovative Properties Company | Transflector |
CN100439943C (en) * | 2005-07-07 | 2008-12-03 | 香港理工大学 | Light-guiding plate and back-light moudle with same |
DE102007002438A1 (en) * | 2007-01-10 | 2008-07-17 | Fresnel Optics Gmbh | Lighting element with reflective Fresnel structure |
DE102010027028B4 (en) * | 2010-07-14 | 2016-06-02 | Automotive Lighting Reutlingen Gmbh | Automotive lighting device with a reflector homogeneously distributing light |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1554315A (en) * | 1925-02-26 | 1925-09-22 | Frederick Joseph Green | Reflector for headlights |
FR696573A (en) * | 1929-06-10 | 1931-01-05 | Improvements to light reflectors | |
GB408366A (en) * | 1932-11-09 | 1934-04-12 | Holophane Ltd | Improvements in prismatic lighting units |
US2421277A (en) * | 1943-05-12 | 1947-05-27 | Richard W Luce | Reflective sign |
US3710095A (en) * | 1970-09-23 | 1973-01-09 | Gen Motors Corp | Method of making a faceted reflector for a lighting unit |
US4041306A (en) * | 1975-12-15 | 1977-08-09 | Kim Lighting, Inc. | Luminaire and reflector therefor |
US4081667A (en) * | 1976-07-28 | 1978-03-28 | Optical Coating Laboratory, Inc. | Lighting fixture having fresnel reflector with high reflection coating thereon |
JPS54161769A (en) * | 1978-06-12 | 1979-12-21 | Ichikoh Ind Ltd | Lamp for automobile |
JPS54161767A (en) * | 1978-06-12 | 1979-12-21 | Ichikoh Ind Ltd | Lamp for automobile |
US4360863A (en) * | 1978-06-28 | 1982-11-23 | International Telephone And Telegraph Corporation | Luminaire for residential roadway lighting |
ZA832713B (en) * | 1982-04-20 | 1984-08-29 | Evans Adlard & Co | Glass fibre paper separator for electrochemical cells |
FR2525733A1 (en) * | 1982-04-23 | 1983-10-28 | Auteroche Sa | Headlamp reflector with sub-reflector to aim beam downwards - uses main reflector with stepped parabolic segments moulded in to deflect down part of light beam |
JPS60163701A (en) * | 1984-02-06 | 1985-08-26 | Tokai Rika Co Ltd | Rotating body with display |
FR2580782B1 (en) * | 1985-04-22 | 1987-07-10 | Cibie Projecteurs | ROAD PROJECTOR FOR A MOTOR VEHICLE INCORPORATING AN ELLIPTICAL REFLECTOR AND A PARABOLIC REFLECTOR |
EP0232332B1 (en) * | 1985-08-06 | 1990-03-14 | Awa Limited | Traffic light lens |
US4704661A (en) * | 1986-08-25 | 1987-11-03 | General Electric Company | Faceted reflector for headlamps |
-
1988
- 1988-05-10 US US07/192,212 patent/US4989125A/en not_active Expired - Lifetime
-
1989
- 1989-04-27 AU AU33793/89A patent/AU629207B2/en not_active Ceased
- 1989-05-05 CA CA000598802A patent/CA1332390C/en not_active Expired - Fee Related
- 1989-05-09 BR BR898902170A patent/BR8902170A/en unknown
- 1989-05-09 KR KR1019890006163A patent/KR0147828B1/en not_active IP Right Cessation
- 1989-05-09 JP JP1115930A patent/JPH0218801A/en active Pending
- 1989-05-10 ES ES89304713T patent/ES2044107T3/en not_active Expired - Lifetime
- 1989-05-10 DE DE89304713T patent/DE68909668T2/en not_active Expired - Fee Related
- 1989-05-10 EP EP89304713A patent/EP0341996B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0341996A3 (en) | 1990-06-27 |
US4989125A (en) | 1991-01-29 |
DE68909668D1 (en) | 1993-11-11 |
CA1332390C (en) | 1994-10-11 |
KR890017487A (en) | 1989-12-16 |
JPH0218801A (en) | 1990-01-23 |
AU629207B2 (en) | 1992-10-01 |
EP0341996A2 (en) | 1989-11-15 |
EP0341996B1 (en) | 1993-10-06 |
AU3379389A (en) | 1989-11-16 |
KR0147828B1 (en) | 1998-10-01 |
DE68909668T2 (en) | 1994-04-28 |
BR8902170A (en) | 1990-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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